A rip current is a strong channel of water moving away from the shore. Rip currents typically form along the beach at breaks in the offshore underwater sandbar, but they can also form near structures such as jetties and piers.
Best disk wiping tools-the tool depends on the task. Disk wiping is a non-destructive way of permanently removing data very different from data destruction, either physical or using a degaussing system that does the same job at the expense of destroying the drive itself.
Disk Cleanup analyzes your hard drive to look for unneeded files and folders that are of no further use to your computer. how to clean up hard drive in windows 7 and windows 8 and windows XP. Hardware information provides the disk clean up utility.